Cellular Energy

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http://www.pbs.org/wgbh/nova/methuselah/photosynthesis.html
Click on “The Cycle” at the top of the box
1a. Click on each of the following items, and explain what happens:

  • The shade over the window:
  • The container of water:
  • The child:
1b.
  • What gas does the child provide for the plant to use?
  • What gas does the plant provide for the child to use?
  • Will the plant continue to produce this gas if the shade over the window is closed? (try it out to see!)

3. According to this animation, what 3 main things does the plant need for photosynthesis to occur?

4. Click on “Three Puzzlers” at the top of the box. Can a tree produce enough oxygen to keep a person alive? Explain.

5. Can a plant stay alive without light?

6 Can a plant survive without oxygen? Explain.

http://www.exploratorium.edu/traits/cell_explorer.html
Where do you get your energy?
What are the 4 major players in harvesting energy in cells?
How many molecules of ATP does one molecule of sugar produce?

http://www.biologyinmotion.com/atp/index.html
Explore the link and find out
What happens to ATP when it changes to ADP?